<template>
  <div class="editor_html">
    <Toolbar style="border-bottom: 1px solid #ccc" :editor="editorRef" :defaultConfig="toolbarConfig" :mode="mode" />
    <Editor :style="{'height': height+'px', 'overflow-y': 'hidden'}" :model-value="modelValue" :defaultConfig="editorConfig"
      :mode="mode" @onCreated="handleCreated" @onChange="onChange" />
  </div>
</template>

<script setup>
import '@wangeditor/editor/dist/css/style.css';
import { onBeforeUnmount, ref, shallowRef } from 'vue';
// 导入富文本编辑器的组件
import { Editor, Toolbar } from '@wangeditor/editor-for-vue';



const props = defineProps({
  modelValue: {
    type: String,
    default: ''
  },
  height: {
    type: Number,
    default: 500
  }
})

const mode = ref('default')

// 编辑器实例，必须用 shallowRef
const editorRef = shallowRef();
// 内容 HTML
const toolbarConfig = {};
const editorConfig = ref({
  placeholder: '请输入内容...',
  MENU_CONF: {
    uploadImage: {
      maxFileSize: 3 * 1024 * 1024,
      server: '/api/file/uploadImage4WangEditor',
      customInsert(res, insertFn) {
        insertFn(res.data.url, '', '');
      }
    }
  }
});

const emit = defineEmits();
const onChange = (editor) => {
  emit('update:modelValue', editor.getHtml())
}

// 富文本编辑器生成后触发
const handleCreated = editor => {
  editorRef.value = editor; // 记录 editor 实例，重要！
  // console.log(editorConfig.value.MENU_CONF, 'editorConfig.value');
};

// 组件销毁时，也及时销毁编辑器
onBeforeUnmount(() => {
  const editor = editorRef.value;
  if (editor == null) return;
  editor.destroy();
});

</script>

<style scoped lang='scss'>
.editor_html {
  border: 1px solid #ddd;
}
</style>